Packages

  • package root
    Definition Classes
    root
  • package org
    Definition Classes
    root
  • package apache
    Definition Classes
    org
  • package spark
    Definition Classes
    apache
  • package sql

    Allows the execution of relational queries, including those expressed in SQL using Spark.

    Allows the execution of relational queries, including those expressed in SQL using Spark.

    Definition Classes
    spark
  • package execution

    The physical execution component of Spark SQL.

    The physical execution component of Spark SQL. Note that this is a private package. All classes in catalyst are considered an internal API to Spark SQL and are subject to change between minor releases.

    Definition Classes
    sql
  • object CoalesceExec extends Serializable
    Definition Classes
    execution
  • EmptyPartition
  • EmptyRDDWithPartitions
c

org.apache.spark.sql.execution.CoalesceExec

EmptyRDDWithPartitions

class EmptyRDDWithPartitions extends RDD[InternalRow]

A simple RDD with no data, but with the given number of partitions.

Linear Supertypes
RDD[InternalRow], Logging, Serializable, AnyRef, Any
Ordering
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  2. By Inheritance
Inherited
  1. EmptyRDDWithPartitions
  2. RDD
  3. Logging
  4. Serializable
  5. AnyRef
  6. Any
  1. Hide All
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Visibility
  1. Public
  2. Protected

Instance Constructors

  1. new EmptyRDDWithPartitions(sc: SparkContext, numPartitions: Int)

Type Members

  1. implicit class LogStringContext extends AnyRef
    Definition Classes
    Logging

Value Members

  1. final def !=(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  2. final def ##: Int
    Definition Classes
    AnyRef → Any
  3. def ++(other: RDD[InternalRow]): RDD[InternalRow]
    Definition Classes
    RDD
  4. final def ==(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  5. def aggregate[U](zeroValue: U)(seqOp: (U, InternalRow) => U, combOp: (U, U) => U)(implicit arg0: ClassTag[U]): U
    Definition Classes
    RDD
  6. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  7. def barrier(): RDDBarrier[InternalRow]
    Definition Classes
    RDD
    Annotations
    @Experimental() @Since("2.4.0")
  8. def cache(): EmptyRDDWithPartitions.this.type
    Definition Classes
    RDD
  9. def cartesian[U](other: RDD[U])(implicit arg0: ClassTag[U]): RDD[(InternalRow, U)]
    Definition Classes
    RDD
  10. def checkpoint(): Unit
    Definition Classes
    RDD
  11. def cleanShuffleDependencies(blocking: Boolean): Unit
    Definition Classes
    RDD
    Annotations
    @DeveloperApi() @Since("3.1.0")
  12. def clearDependencies(): Unit
    Attributes
    protected
    Definition Classes
    RDD
  13. def clone(): AnyRef
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.CloneNotSupportedException]) @IntrinsicCandidate() @native()
  14. def coalesce(numPartitions: Int, shuffle: Boolean, partitionCoalescer: Option[PartitionCoalescer])(implicit ord: Ordering[InternalRow]): RDD[InternalRow]
    Definition Classes
    RDD
  15. def collect[U](f: PartialFunction[InternalRow, U])(implicit arg0: ClassTag[U]): RDD[U]
    Definition Classes
    RDD
  16. def collect(): Array[InternalRow]
    Definition Classes
    RDD
  17. def compute(split: Partition, context: TaskContext): Iterator[InternalRow]
    Definition Classes
    EmptyRDDWithPartitions → RDD
  18. def context: SparkContext
    Definition Classes
    RDD
  19. def count(): Long
    Definition Classes
    RDD
  20. def countApprox(timeout: Long, confidence: Double): PartialResult[BoundedDouble]
    Definition Classes
    RDD
  21. def countApproxDistinct(relativeSD: Double): Long
    Definition Classes
    RDD
  22. def countApproxDistinct(p: Int, sp: Int): Long
    Definition Classes
    RDD
  23. def countByValue()(implicit ord: Ordering[InternalRow]): Map[InternalRow, Long]
    Definition Classes
    RDD
  24. def countByValueApprox(timeout: Long, confidence: Double)(implicit ord: Ordering[InternalRow]): PartialResult[Map[InternalRow, BoundedDouble]]
    Definition Classes
    RDD
  25. final def dependencies: Seq[Dependency[_]]
    Definition Classes
    RDD
  26. def distinct(): RDD[InternalRow]
    Definition Classes
    RDD
  27. def distinct(numPartitions: Int)(implicit ord: Ordering[InternalRow]): RDD[InternalRow]
    Definition Classes
    RDD
  28. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  29. def equals(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef → Any
  30. def filter(f: (InternalRow) => Boolean): RDD[InternalRow]
    Definition Classes
    RDD
  31. def first(): InternalRow
    Definition Classes
    RDD
  32. def firstParent[U](implicit arg0: ClassTag[U]): RDD[U]
    Attributes
    protected[spark]
    Definition Classes
    RDD
  33. def flatMap[U](f: (InternalRow) => IterableOnce[U])(implicit arg0: ClassTag[U]): RDD[U]
    Definition Classes
    RDD
  34. def fold(zeroValue: InternalRow)(op: (InternalRow, InternalRow) => InternalRow): InternalRow
    Definition Classes
    RDD
  35. def foreach(f: (InternalRow) => Unit): Unit
    Definition Classes
    RDD
  36. def foreachPartition(f: (Iterator[InternalRow]) => Unit): Unit
    Definition Classes
    RDD
  37. def getCheckpointFile: Option[String]
    Definition Classes
    RDD
  38. final def getClass(): Class[_ <: AnyRef]
    Definition Classes
    AnyRef → Any
    Annotations
    @IntrinsicCandidate() @native()
  39. def getDependencies: Seq[Dependency[_]]
    Attributes
    protected
    Definition Classes
    RDD
  40. final def getNumPartitions: Int
    Definition Classes
    RDD
    Annotations
    @Since("1.6.0")
  41. def getOutputDeterministicLevel: rdd.DeterministicLevel.Value
    Attributes
    protected
    Definition Classes
    RDD
    Annotations
    @DeveloperApi()
  42. def getPartitions: Array[Partition]
    Definition Classes
    EmptyRDDWithPartitions → RDD
  43. def getPreferredLocations(split: Partition): Seq[String]
    Attributes
    protected
    Definition Classes
    RDD
  44. def getResourceProfile(): ResourceProfile
    Definition Classes
    RDD
    Annotations
    @Experimental() @Since("3.1.0")
  45. def getStorageLevel: StorageLevel
    Definition Classes
    RDD
  46. def glom(): RDD[Array[InternalRow]]
    Definition Classes
    RDD
  47. def groupBy[K](f: (InternalRow) => K, p: Partitioner)(implicit kt: ClassTag[K], ord: Ordering[K]): RDD[(K, Iterable[InternalRow])]
    Definition Classes
    RDD
  48. def groupBy[K](f: (InternalRow) => K, numPartitions: Int)(implicit kt: ClassTag[K]): RDD[(K, Iterable[InternalRow])]
    Definition Classes
    RDD
  49. def groupBy[K](f: (InternalRow) => K)(implicit kt: ClassTag[K]): RDD[(K, Iterable[InternalRow])]
    Definition Classes
    RDD
  50. def hashCode(): Int
    Definition Classes
    AnyRef → Any
    Annotations
    @IntrinsicCandidate() @native()
  51. val id: Int
    Definition Classes
    RDD
  52. def initializeLogIfNecessary(isInterpreter: Boolean, silent: Boolean): Boolean
    Attributes
    protected
    Definition Classes
    Logging
  53. def initializeLogIfNecessary(isInterpreter: Boolean): Unit
    Attributes
    protected
    Definition Classes
    Logging
  54. def intersection(other: RDD[InternalRow], numPartitions: Int): RDD[InternalRow]
    Definition Classes
    RDD
  55. def intersection(other: RDD[InternalRow], partitioner: Partitioner)(implicit ord: Ordering[InternalRow]): RDD[InternalRow]
    Definition Classes
    RDD
  56. def intersection(other: RDD[InternalRow]): RDD[InternalRow]
    Definition Classes
    RDD
  57. lazy val isBarrier_: Boolean
    Attributes
    protected
    Definition Classes
    RDD
    Annotations
    @transient()
  58. def isCheckpointed: Boolean
    Definition Classes
    RDD
  59. def isEmpty(): Boolean
    Definition Classes
    RDD
  60. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  61. def isTraceEnabled(): Boolean
    Attributes
    protected
    Definition Classes
    Logging
  62. final def iterator(split: Partition, context: TaskContext): Iterator[InternalRow]
    Definition Classes
    RDD
  63. def keyBy[K](f: (InternalRow) => K): RDD[(K, InternalRow)]
    Definition Classes
    RDD
  64. def localCheckpoint(): EmptyRDDWithPartitions.this.type
    Definition Classes
    RDD
  65. def log: Logger
    Attributes
    protected
    Definition Classes
    Logging
  66. def logDebug(msg: => String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  67. def logDebug(entry: LogEntry, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  68. def logDebug(entry: LogEntry): Unit
    Attributes
    protected
    Definition Classes
    Logging
  69. def logDebug(msg: => String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  70. def logError(msg: => String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  71. def logError(entry: LogEntry, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  72. def logError(entry: LogEntry): Unit
    Attributes
    protected
    Definition Classes
    Logging
  73. def logError(msg: => String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  74. def logInfo(msg: => String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  75. def logInfo(entry: LogEntry, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  76. def logInfo(entry: LogEntry): Unit
    Attributes
    protected
    Definition Classes
    Logging
  77. def logInfo(msg: => String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  78. def logName: String
    Attributes
    protected
    Definition Classes
    Logging
  79. def logTrace(msg: => String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  80. def logTrace(entry: LogEntry, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  81. def logTrace(entry: LogEntry): Unit
    Attributes
    protected
    Definition Classes
    Logging
  82. def logTrace(msg: => String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  83. def logWarning(msg: => String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  84. def logWarning(entry: LogEntry, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  85. def logWarning(entry: LogEntry): Unit
    Attributes
    protected
    Definition Classes
    Logging
  86. def logWarning(msg: => String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  87. def map[U](f: (InternalRow) => U)(implicit arg0: ClassTag[U]): RDD[U]
    Definition Classes
    RDD
  88. def mapPartitions[U](f: (Iterator[InternalRow]) => Iterator[U], preservesPartitioning: Boolean)(implicit arg0: ClassTag[U]): RDD[U]
    Definition Classes
    RDD
  89. def mapPartitionsWithEvaluator[U](evaluatorFactory: PartitionEvaluatorFactory[InternalRow, U])(implicit arg0: ClassTag[U]): RDD[U]
    Definition Classes
    RDD
    Annotations
    @DeveloperApi() @Since("3.5.0")
  90. def mapPartitionsWithIndex[U](f: (Int, Iterator[InternalRow]) => Iterator[U], preservesPartitioning: Boolean)(implicit arg0: ClassTag[U]): RDD[U]
    Definition Classes
    RDD
  91. def max()(implicit ord: Ordering[InternalRow]): InternalRow
    Definition Classes
    RDD
  92. def min()(implicit ord: Ordering[InternalRow]): InternalRow
    Definition Classes
    RDD
  93. var name: String
    Definition Classes
    RDD
  94. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  95. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @IntrinsicCandidate() @native()
  96. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @IntrinsicCandidate() @native()
  97. def parent[U](j: Int)(implicit arg0: ClassTag[U]): RDD[U]
    Attributes
    protected[spark]
    Definition Classes
    RDD
  98. val partitioner: Option[Partitioner]
    Definition Classes
    RDD
  99. final def partitions: Array[Partition]
    Definition Classes
    RDD
  100. def persist(): EmptyRDDWithPartitions.this.type
    Definition Classes
    RDD
  101. def persist(newLevel: StorageLevel): EmptyRDDWithPartitions.this.type
    Definition Classes
    RDD
  102. def pipe(command: Seq[String], env: Map[String, String], printPipeContext: ((String) => Unit) => Unit, printRDDElement: (InternalRow, (String) => Unit) => Unit, separateWorkingDir: Boolean, bufferSize: Int, encoding: String): RDD[String]
    Definition Classes
    RDD
  103. def pipe(command: String, env: Map[String, String]): RDD[String]
    Definition Classes
    RDD
  104. def pipe(command: String): RDD[String]
    Definition Classes
    RDD
  105. final def preferredLocations(split: Partition): Seq[String]
    Definition Classes
    RDD
  106. def randomSplit(weights: Array[Double], seed: Long): Array[RDD[InternalRow]]
    Definition Classes
    RDD
  107. def reduce(f: (InternalRow, InternalRow) => InternalRow): InternalRow
    Definition Classes
    RDD
  108. def repartition(numPartitions: Int)(implicit ord: Ordering[InternalRow]): RDD[InternalRow]
    Definition Classes
    RDD
  109. def sample(withReplacement: Boolean, fraction: Double, seed: Long): RDD[InternalRow]
    Definition Classes
    RDD
  110. def saveAsObjectFile(path: String): Unit
    Definition Classes
    RDD
  111. def saveAsTextFile(path: String, codec: Class[_ <: CompressionCodec]): Unit
    Definition Classes
    RDD
  112. def saveAsTextFile(path: String): Unit
    Definition Classes
    RDD
  113. def setName(_name: String): EmptyRDDWithPartitions.this.type
    Definition Classes
    RDD
  114. def sortBy[K](f: (InternalRow) => K, ascending: Boolean, numPartitions: Int)(implicit ord: Ordering[K], ctag: ClassTag[K]): RDD[InternalRow]
    Definition Classes
    RDD
  115. def sparkContext: SparkContext
    Definition Classes
    RDD
  116. def subtract(other: RDD[InternalRow], p: Partitioner)(implicit ord: Ordering[InternalRow]): RDD[InternalRow]
    Definition Classes
    RDD
  117. def subtract(other: RDD[InternalRow], numPartitions: Int): RDD[InternalRow]
    Definition Classes
    RDD
  118. def subtract(other: RDD[InternalRow]): RDD[InternalRow]
    Definition Classes
    RDD
  119. final def synchronized[T0](arg0: => T0): T0
    Definition Classes
    AnyRef
  120. def take(num: Int): Array[InternalRow]
    Definition Classes
    RDD
  121. def takeOrdered(num: Int)(implicit ord: Ordering[InternalRow]): Array[InternalRow]
    Definition Classes
    RDD
  122. def takeSample(withReplacement: Boolean, num: Int, seed: Long): Array[InternalRow]
    Definition Classes
    RDD
  123. def toDebugString: String
    Definition Classes
    RDD
  124. def toJavaRDD(): JavaRDD[InternalRow]
    Definition Classes
    RDD
  125. def toLocalIterator: Iterator[InternalRow]
    Definition Classes
    RDD
  126. def toString(): String
    Definition Classes
    RDD → AnyRef → Any
  127. def top(num: Int)(implicit ord: Ordering[InternalRow]): Array[InternalRow]
    Definition Classes
    RDD
  128. def treeAggregate[U](zeroValue: U, seqOp: (U, InternalRow) => U, combOp: (U, U) => U, depth: Int, finalAggregateOnExecutor: Boolean)(implicit arg0: ClassTag[U]): U
    Definition Classes
    RDD
  129. def treeAggregate[U](zeroValue: U)(seqOp: (U, InternalRow) => U, combOp: (U, U) => U, depth: Int)(implicit arg0: ClassTag[U]): U
    Definition Classes
    RDD
  130. def treeReduce(f: (InternalRow, InternalRow) => InternalRow, depth: Int): InternalRow
    Definition Classes
    RDD
  131. def union(other: RDD[InternalRow]): RDD[InternalRow]
    Definition Classes
    RDD
  132. def unpersist(blocking: Boolean): EmptyRDDWithPartitions.this.type
    Definition Classes
    RDD
  133. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  134. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException]) @native()
  135. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  136. def withLogContext(context: HashMap[String, String])(body: => Unit): Unit
    Attributes
    protected
    Definition Classes
    Logging
  137. def withResources(rp: ResourceProfile): EmptyRDDWithPartitions.this.type
    Definition Classes
    RDD
    Annotations
    @Experimental() @Since("3.1.0")
  138. def zip[U](other: RDD[U])(implicit arg0: ClassTag[U]): RDD[(InternalRow, U)]
    Definition Classes
    RDD
  139. def zipPartitions[B, C, D, V](rdd2: RDD[B], rdd3: RDD[C], rdd4: RDD[D])(f: (Iterator[InternalRow], Iterator[B], Iterator[C], Iterator[D]) => Iterator[V])(implicit arg0: ClassTag[B], arg1: ClassTag[C], arg2: ClassTag[D], arg3: ClassTag[V]): RDD[V]
    Definition Classes
    RDD
  140. def zipPartitions[B, C, D, V](rdd2: RDD[B], rdd3: RDD[C], rdd4: RDD[D], preservesPartitioning: Boolean)(f: (Iterator[InternalRow], Iterator[B], Iterator[C], Iterator[D]) => Iterator[V])(implicit arg0: ClassTag[B], arg1: ClassTag[C], arg2: ClassTag[D], arg3: ClassTag[V]): RDD[V]
    Definition Classes
    RDD
  141. def zipPartitions[B, C, V](rdd2: RDD[B], rdd3: RDD[C])(f: (Iterator[InternalRow], Iterator[B], Iterator[C]) => Iterator[V])(implicit arg0: ClassTag[B], arg1: ClassTag[C], arg2: ClassTag[V]): RDD[V]
    Definition Classes
    RDD
  142. def zipPartitions[B, C, V](rdd2: RDD[B], rdd3: RDD[C], preservesPartitioning: Boolean)(f: (Iterator[InternalRow], Iterator[B], Iterator[C]) => Iterator[V])(implicit arg0: ClassTag[B], arg1: ClassTag[C], arg2: ClassTag[V]): RDD[V]
    Definition Classes
    RDD
  143. def zipPartitions[B, V](rdd2: RDD[B])(f: (Iterator[InternalRow], Iterator[B]) => Iterator[V])(implicit arg0: ClassTag[B], arg1: ClassTag[V]): RDD[V]
    Definition Classes
    RDD
  144. def zipPartitions[B, V](rdd2: RDD[B], preservesPartitioning: Boolean)(f: (Iterator[InternalRow], Iterator[B]) => Iterator[V])(implicit arg0: ClassTag[B], arg1: ClassTag[V]): RDD[V]
    Definition Classes
    RDD
  145. def zipPartitionsWithEvaluator[U](rdd2: RDD[InternalRow], evaluatorFactory: PartitionEvaluatorFactory[InternalRow, U])(implicit arg0: ClassTag[U]): RDD[U]
    Definition Classes
    RDD
    Annotations
    @DeveloperApi() @Since("3.5.0")
  146. def zipWithIndex(): RDD[(InternalRow, Long)]
    Definition Classes
    RDD
  147. def zipWithUniqueId(): RDD[(InternalRow, Long)]
    Definition Classes
    RDD

Deprecated Value Members

  1. def finalize(): Unit
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.Throwable]) @Deprecated
    Deprecated

    (Since version 9)

Inherited from RDD[InternalRow]

Inherited from Logging

Inherited from Serializable

Inherited from AnyRef

Inherited from Any

Ungrouped